Debian: Fix wrong bug number for #849867 in previous changelog entry

debian/changelog

@@ -1,3 +1,9 @@
+xen-tools (4.7-2) UNRELEASED; urgency=medium
+
+  * Fix wrong bug number for #849867 in previous changelog entry.
+
+ -- Axel Beckert <abe@debian.org>  Mon, 23 Jan 2017 01:36:27 +0100
+
 xen-tools (4.7-1) unstable; urgency=medium
 
   * New upstream release
@@ -11,7 +17,7 @@ xen-tools (4.7-1) unstable; urgency=medium
     + Knows about Ubuntu's "devel" alias.
     + Risen default values for RAM sizes in /etc/xen-tools/xen-tools.cfg
       to cope with risen resource consumption and availability.
-      (Closes: #776487)
+      (Closes: #849867)
     + Default file system is now ext4 (instead of ext3).
     + Fixes inconsistent/non-functional handling of --nopygrub
       parameter. Thanks Daniel Reichelt for the bug report and patch!